Terraform populate Docker Credentials in all Namespaces

docker.tf

variable "docker_password" {}

data "kubernetes_all_namespaces" "allns" {}

resource "kubernetes_secret" "docker_secrets" {
  for_each = toset(data.kubernetes_all_namespaces.allns.namespaces)
  metadata {
    name      = "gitlab-cloud"
    namespace = each.value
  }

  data = {
    ".dockerconfigjson" = jsonencode({
      "auths" : {
        "registry.gitlab.com" : {
          email    = "test@yourorg"
          username = "kubernetes"
          password = var.docker_password
          auth     = base64encode("kubernetes:${var.docker_password}")
        }
      }
    })
  }
  type = "kubernetes.io/dockerconfigjson"
}